Potato virus Y in the Russian Far East (epidemiology, strains, and damage)

Resumo

Biological, physical, chemical, and antigenic characteristics of a potato virus Y are investigated. Significant strain diversity of this pathogen is found in the Far East of Russia. There are ten strains affecting potato and weeds. It is shown that PVYntm strain has a remote immunochemical affinity with common PVY strain. In the Far East of Russia, the most widespread aphid vectors of this virus are Myzus percicae Sulz., Aulacorthum solani Kalt., and Aphis gossypii Glov.